Open Access Research Paper Views (866) Geochemistry of the interaction nitrate-soluble salt water a salty environment for Lake Fetzara (Algerian Northeast) Ounnas Soraya, Djamai Rachid, Sayad lamine J. Biodiv. & Environ. Sci. 11(2), 105-116, August 2017. Keywords: Fetzara, Geochemistry, Nitrates, PCA, Salinity Details